Joinable cap for stacks of modular computer units



FIG. 1 is a reduced perspective view of a joinable cap for stacks of modular computer units showing our new design with the broken lines being shown for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end elevational view thereof the opposite end being identical in appearance; and,

FIG. 5 is a front elevational view thereof the rear being identical in appearance. 

The ornamental design for a joinable cap for stacks of modular computer units, as shown and described. 